Hybrid electric vehicle is a new energy-saving and environment-friendly vehicle driven by diesel engine and electric engine.
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超出这个范围的时候,燃油发动机可以自动接续,同时给车的自载电池充电。
Beyond that range, its combustion engine will kick in, powering a generator for its onboard battery.
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由于人们对空气污染和原油储量减少现状的认识,世界各国的科学家试图寻找燃油发动机的替代物。
Recently more and more concern over air-pollution and decrease of oil reserves has forced scientists of many nations to seek alternatives to the internal combustion engine powered automobiles.